A piece of metal upon which a thread is cut to form a screw; a screw blank. Obsolete. rare.
| 单词 | θ213116 | 
| 释义 | society > occupation and work > equipment > building and constructing equipment > fastenings > 			[noun]		 > screw > pin forming foundation of screw (1)		 screw-pin1678 A piece of metal upon which a thread is cut to form a screw; a screw blank. Obsolete. rare. | 
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